Mercedes-Benz S420 Speedometer Is Not Working

Learn if it's a simple fix or time to seek out a trusted technician.

What are common reasons my Mercedes-Benz S420 has a speedometer that doesn't work?

While there are a variety of reasons your Mercedes-Benz S420 speedometer is not working, the most common 3 are the vehicle speed sensor (VSS), a faulty speedometer, or an electrical issue.
of the time it's
Vehicle Speed Sensor (VSS)
of the time it's
of the time it's
Electrical Issue

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Related Mercedes-Benz S420 Questions

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The abs light says on. and the odometer stopped working. please help. thank you!
It was not working even before the speedometer stopped working.